<template>
  <!-- 表单 -->
  <el-form ref="addForm" label-width="120px" :model="formData" :rules="rules">
    <el-form-item label="姓名" prop="username">
      <el-input v-model="formData.username" style="width:50%" placeholder="请输入姓名" />
    </el-form-item>
    <el-form-item label="手机" prop="mobile">
      <el-input v-model="formData.mobile" style="width:50%" placeholder="请输入手机号" />
    </el-form-item>
    <el-form-item label="入职时间" prop="timeOfEntry">
      <el-date-picker v-model="formData.timeOfEntry" style="width:50%" placeholder="请选择入职时间" />
    </el-form-item>
    <el-form-item label="聘用形式" prop="formOfEmployment">
      <el-select v-model="formData.formOfEmployment" style="width:50%" placeholder="请选择">
        <el-option v-for="item in hireType" :key="item.id" :value="item.id" :label="item.value" />
      </el-select>
    </el-form-item>
    <el-form-item label="工号" prop="workNumber">
      <el-input v-model="formData.workNumber" style="width:50%" placeholder="请输入工号" />
    </el-form-item>
    <el-form-item label="部门" prop="departmentName">
      <el-input
        v-model="formData.departmentName"
        style="width:50%"
        placeholder="请选择部门"
        @focus="hFocus"
      />
      <div v-show="showTree" class="tree">
        <el-tree
          :data="departments"
          :props="{label: 'name'}"
          @node-click="hNodeClick"
        />
      </div>
    </el-form-item>
    <el-form-item label="转正时间" prop="correctionTime">
      <el-date-picker v-model="formData.correctionTime" style="width:50%" placeholder="请选择转正时间" />
    </el-form-item>
    <el-form-item>

      <el-button @click="$emit('close')">取消</el-button>
      <el-button type="primary" @click="hSubmit">确定</el-button>
    </el-form-item>
  </el-form>
</template>
<script>
import employeeENUM from '@/constant/employees'
const hireType = employeeENUM.hireType
import { getDepartments } from '@/api/department'
import { array2Tree } from '@/utils'
import { addEmployee } from '@/api/employees'
export default {
  data() {
    return {
      showTree: false,
      departments: [],
      'hireType': hireType,
      formData: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      },
      rules: {
        username: [
          { required: true, message: '用户姓名不能为空', trigger: 'blur' },
          { min: 1, max: 4, message: '用户姓名为1-4位', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '手机号不能为空', trigger: 'blur' },
          { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' }
        ],
        formOfEmployment: [
          { required: true, message: '聘用形式不能为空', trigger: 'blur' }
        ],
        workNumber: [
          { required: true, message: '工号不能为空', trigger: 'blur' }
        ],
        departmentName: [
          { required: true, message: '部门不能为空', trigger: 'change' }
        ],
        timeOfEntry: [
          { required: true, message: '请选择入职时间', trigger: 'blur' }
        ]
      }
    }
  },
  created() {
  },
  methods: {
    hNodeClick(data, node) {
      // 如果有children就不能选中
      if (data.children.length > 0) {
        return
      } else {
        // 选中
        this.formData.departmentName = data.name
        // 隐藏tree
        this.showTree = false
      }
    },
    async hFocus() {
      // 请求部门信息
      await this.loadDepartments()
      this.showTree = true
    },
    async loadDepartments() {
      const res = await getDepartments()
      console.log(res)
      res.data.depts.shift() // 去掉数组的第一项
      // 把剩余的数据转成树形结构
      this.departments = array2Tree(res.data.depts, '')
      console.log(this.departments)
    },
    async doAdd() {
      await addEmployee(this.formData)
      this.$message.success('添加成功')
      // 通知父组件添加成功
      this.$emit('success')
    },
    hSubmit() {
      this.$refs.addForm.validate(valid => {
        if (valid) {
          // 做添加
          this.doAdd()
          // this.$emit('close')
        }
      })
    }
  }
}</script>